Displaying 2 results from an estimated 2 matches for "rl304762".
2017 Jul 23
2
[X86] Memory folding tables in x86 backend
> On 23 Jul 2017, at 12:19, Joerg Sonnenberger via llvm-dev <llvm-dev at lists.llvm.org> wrote:
>
> On Sun, Jul 23, 2017 at 08:48:00AM +0000, Musa, Ayman via llvm-dev wrote:
>> 3- Give up on the auto-generation idea and manually update the current tables iteratively with new chunks of instructions until full state is achieved.
>>
>> P.s. The TableGen backend
2017 Jul 23
2
[X86] Memory folding tables in x86 backend
...ackend was created for this purpose and committed in https://reviews.llvm.org/rL304088, including a small list of exceptions for cases similar to the bit-test instruction above.
After the patch was committed, two more exceptions were found which led to reverting the patch (https://reviews.llvm.org/rL304762).
Looking for safe-alternatives that will assure us correctness of each added entry, we narrowed our options to the following 3:
1- Recommitting TableGen's backend as "disable by default":
a- prepare a full instruction list of the exceptions in X86 ISA.
b- Mark these i...